ACI42x Series OSDP/Wiegand Mifare DESfire
EV1/EV2 Card Reader Installation Sheet
EN CS DA DE ES
FI
ACI420(-W), ACI420-PIN(-W)
45 mm
EN: Installation Sheet
Description
The ACI42x Card Reader Series of products are Mifare
DESfire EV1/EV2 card readers for RS-485 connection
supporting OSDP V2.1.7 or traditional Wiegand interface (-W
variants). They are designed to be mounted on metal, window
or door frames, and are suitable for any location.
The ACI42x Card Reader Series include the following readers:
•
ACI420, ACI421: OSDP card readers
•
ACI420-W, ACI421-W: Wiegand card readers
•
ACI420-PIN, ACI421-PIN: OSDP card readers with
keypads
•
ACI420-PIN-W, ACI421-PIN-W: Wiegand card readers
with keypads
The ACI42x series readers support secure application of
Mifare Desfire EV1, EV2 and EV3 and by default Mifare User
ID (SCN), in addition the readers provide support for Mobile
connection over Bluetooth (by default Bluetooth is off).
ACI42x-W Wiegand readers can be connected to Wiegand
controllers.
ACI42x OSDP readers can be connected to OSDP controllers
supporting V2.1.7 using secure communication. ACI42x OSDP
reader addresses can be configured using ACI42x-A-n address
configuration cards. The configuration cards only set the
address to n. Alternatively the readers can be configured using
special configuration cards using the ATS coder suite.
© 2022 Carrier
FR HU
IT
NL NO PL PT SK SV TR
(2)
Ø6 mm
22.5 mm
ACI421(-W), ACI421-PIN(-W)
84.5 mm
By default, the readers are configured to use Mifare 7-byte
Unique ID numbers. OSDP readers are set to operate in OSDP
secure channel mode.
Figure: Reader dimensions
(1) LED
Reader wiring
Connection
Power supply 10–30 V
Power supply 0 V
D−
D+
Data 0
Data 1
OUT1 (Default not used)
OUT2 (Default not used)
IN1 (RTE)
Green LED
Red LED
Buzzer
Earthing
The earth terminals on every piece of equipment in the system
that has a metal housing, must be earthed by connecting them
all to one common earth point via a separate earth wire run
with the data cable. The separate earth wire must have at least
1 / 26
(2)
Ø6 mm
60 mm
(2) Cable
ACI42x (OSDP) ACI42x-W (Wiegand)
Red
Red
Black
Black
—
Yellow / brown
—
White / yellow
—
Green
—
White
Red / blue
Red / blue
Brown / green
Brown / green
White / green
White / green
No function
Blue
No function
Brown
No function
Yellow
P/N 466-5574-ML • REV E • ISS 18AUG22